<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script>
			function fun1(){
				console.log("hello world!!!")
			}
			
			fun1();
			
			
			function fun2(args1){
				console.log(args1);
			}
			
			fun2("abcd");
			
			
			function fun3(args1,args2){
				console.log(args1,args2);
			}
			
			fun3("asdasdsadasdsadsa",23457);
			
			
			function fun4(num1,num2){
				return num1+num2;
			}
			
			var result = fun4(100,200);
			console.log(result);
		</script>
	</head>
	<body>
	</body>
</html>
